<template>
  <div>
    <div>
      <button @click="insertText">insert text</button>
      <button @click="printHtml">print html</button>
      <button @click="disable">disable</button>
    </div>
    <div style="border: 1px solid #ccc; margin-top: 10px">
      <Toolbar
        :editor="editorRef"
        :defaultConfig="toolbarConfig"
        :mode="mode"
        style="border-bottom: 1px solid #ccc"
      />
      <Editor
        :defaultConfig="editorConfig"
        :mode="mode"
        v-model="valueHtml"
        style="height: 400px; overflow-y: hidden"
        @onCreated="handleCreated"
        @onChange="handleChange"
        @onDestroyed="handleDestroyed"
        @onFocus="handleFocus"
        @onBlur="handleBlur"
        @customAlert="customAlert"
        @customPaste="customPaste"
      />
    </div>
    <div style="margin-top: 10px">
      <textarea
        v-model="valueHtml"
        readonly
        style="width: 100%; height: 200px; outline: none"
      ></textarea>
    </div>
  </div>
</template>

<script lang="ts" setup>
import '@wangeditor/editor/dist/css/style.css';
import { onBeforeUnmount, ref, shallowRef, onMounted } from 'vue';
import type {
  IEditorConfig,
  IToolbarConfig,
  IDomEditor,
} from '@wangeditor/editor';
import { Editor, Toolbar } from '@wangeditor/editor-for-vue';

// 编辑器实例，必须用 shallowRef，重要！
const editorRef = shallowRef();
// 内容 HTML
const valueHtml = ref<string>('<p>hello</p>');
const mode = ref<string>('default');

// 模拟 ajax 异步获取内容
onMounted(() => {
  setTimeout(() => {
    valueHtml.value = '<p>模拟 Ajax 异步设置内容</p>';
  }, 5000);
});
const toolbarConfig: Partial<IToolbarConfig> = {};
const editorConfig: Partial<IEditorConfig> = { placeholder: '请输入内容...' };
// 组件销毁时，也及时销毁编辑器，重要！
onBeforeUnmount(() => {
  const editor = editorRef.value;
  if (editor == null) return;
  editor.destroy();
});
// 编辑器回调函数
const handleCreated = (editor: IDomEditor) => {
  console.log('created', editor);
  editorRef.value = editor; // 记录 editor 实例，重要！
};
const handleChange = (editor: IDomEditor) => {
  console.log('change:', editor.getHtml());
};
const handleDestroyed = (editor: IDomEditor) => {
  console.log('destroyed', editor);
};
const handleFocus = (editor: IDomEditor) => {
  console.log('focus', editor);
};
const handleBlur = (editor: IDomEditor) => {
  console.log('blur', editor);
};
const customAlert = (info: string, type: string) => {
  alert(`【自定义提示】${type} - ${info}`);
};
const customPaste = (editor: IDomEditor, event: any, callback: Function) => {
  console.log('ClipboardEvent 粘贴事件对象', event);
  // 自定义插入内容
  editor.insertText('xxx');
  // 返回值（注意，vue 事件的返回值，不能用 return）
  callback(false); // 返回 false ，阻止默认粘贴行为
  // callback(true) // 返回 true ，继续默认的粘贴行为
};
const insertText = () => {
  const editor = editorRef.value;
  if (editor == null) return;
  editor.insertText('hello world');
};
const printHtml = () => {
  const editor = editorRef.value;
  if (editor == null) return;
  console.log(editor.getHtml());
};
const disable = () => {
  const editor = editorRef.value;
  if (editor == null) return;
  editor.disable();
};
</script>
